A tapered cylinder drawing class. More...

#include <drawables.h>

Inheritance diagram for DrawCylinder:

Collaboration diagram for DrawCylinder:

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Public Member Functions
	DrawCylinder ()
	Constructor. More...

virtual	~DrawCylinder ()
	Destructor. More...

virtual unsigned int	getType () const

void	setOrigin (const Point3D &pt)
	Set the location of the base of the cylinder. More...

void	setSlices (unsigned int i)
	Number of cuts perpendicular to axis - ie disks. More...

void	setStacks (unsigned int i)
	Number of cuts along axis - ie segments. More...

Point3D	getOrigin () const
	Gets the location of the origin. More...

Point3D	getDirection () const
	Gets the cylinder axis direction. More...

void	setRadius (float val)
	Set end radius. More...

float	getRadius () const
	get the radius More...

void	setDirection (const Point3D &pt)
	Set the orientation of cylinder. More...

void	setLength (float len)
	Set the length of cylinder. More...

void	setColour (float r, float g, float b, float a)
	Set the color of the cylinder. More...

void	draw () const
	Draw the clyinder. More...

void	getBoundingBox (BoundCube &b) const
	Get the bounding box that encapuslates this object. More...

void	recomputeParams (const std::vector< Point3D > &vecs, const std::vector< float > &scalars, unsigned int mode)
	Recompute the internal parameters using the input vector information. More...

virtual bool	needsDepthSorting () const
	Do we need to do element based depth sorting? More...

void	lockRadii (bool doLock=true)
	Lock (or unlock) the radius to the start radius (i.e. synch the two) More...

Public Member Functions inherited from DrawableObj
virtual bool	isOverlay () const
	Is this an overlay? By default, no. More...

	DrawableObj ()
	Constructor. More...

virtual DrawableObj *	clone () const

virtual bool	isExplodable () const
	Can we break this object down into constituent elements? More...

virtual void	explode (std::vector< DrawableObj *> &simpleObjects)
	Break object down into simple elements. More...

virtual bool	hasChanged () const

void	setActive (bool active)
	Set the active state of the object. More...

void	setInteract (bool canAct)
	Set if user can interact with object, needed for opengl hit testing. More...

virtual	~DrawableObj ()
	Drawable destructor. More...

virtual Point3D	getCentroid () const
	Get the centre of the object. Only valid if object is simple. More...

Protected Attributes
GLUquadricObj *	q
	Pointer to quadric, required for glu. Note the caps are defined as well. More...

GLUquadricObj *	qCap [2]

float	r
	Colours for cylinder. More...

float	g

float	b

float	a

float	radius
	Cylinder start and end radii. More...

float	length
	Length of the cylinder. More...

Point3D	origin
	Origin of base and direction of cylinder. More...

Point3D	direction

unsigned int	slices
	number of sectors (pie slices) More...

unsigned int	stacks
	number of vertical slices (should be 1 if endradius equals start radius More...

bool	radiiLocked
	Do we lock the drawing to only use the first radius? More...

Protected Attributes inherited from DrawableObj
bool	active
	Is the drawable active? More...

bool	haveChanged
	Is the object changed since last set? More...

Additional Inherited Members
Static Public Member Functions inherited from DrawableObj
static void	setUseAlphaBlending (bool willBlend)

static void	setCurCamera (const Camera *c)
	Set the current camera. More...

static void	setTexPool (TexturePool *t)
	Set the current camera. More...

static void	clearTexPool ()

static void	setWindowSize (unsigned int x, unsigned int y)

static void	setBackgroundColour (float r, float g, float b)

Public Attributes inherited from DrawableObj
bool	canSelect
	Can be selected from openGL viewport interactively? More...

bool	wantsLight
	Wants lighting calculations active during render? More...

Static Protected Member Functions inherited from DrawableObj
static float	getHighContrastValue ()

Static Protected Attributes inherited from DrawableObj
static const Camera *	curCamera = 0
	Pointer to current scene camera. More...

static float	backgroundR

static float	backgroundG

static float	backgroundB

static TexturePool *	texPool =0

static bool	useAlphaBlend

static unsigned int	winX

static unsigned int	winY

Detailed Description

A tapered cylinder drawing class.

Constructor & Destructor Documentation

◆ DrawCylinder()

DrawCylinder::DrawCylinder ( )

Constructor.

References q, qCap, and radiiLocked.

◆ ~DrawCylinder()

DrawCylinder::~DrawCylinder ( )

virtual

Destructor.

References q, and qCap.

Member Function Documentation

◆ draw()

void DrawCylinder::draw ( ) const

virtual

Draw the clyinder.

Implements DrawableObj.

References a, Point3D::angle(), ASSERT, b, Point3D::crossProd(), direction, g, length, M_PI, Point3D::normalise(), origin, q, qCap, r, radiiLocked, radius, slices, Point3D::sqrMag(), and stacks.

◆ getBoundingBox()

void DrawCylinder::getBoundingBox ( BoundCube & b ) const

virtual

Get the bounding box that encapuslates this object.

Implements DrawableObj.

References direction, Point3D::dotProd(), Point3D::normalise(), origin, radius, and BoundCube::setBounds().

Referenced by IonClipFilter::setPropFromBinding().

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◆ getDirection()

Point3D DrawCylinder::getDirection ( ) const

inline

Gets the cylinder axis direction.

◆ getOrigin()

Point3D DrawCylinder::getOrigin ( ) const

inline

Gets the location of the origin.

◆ getRadius()

float DrawCylinder::getRadius ( ) const

inline

get the radius

◆ getType()

virtual unsigned int DrawCylinder::getType ( ) const

inlinevirtual

Implements DrawableObj.

References DRAW_TYPE_CYLINDER.

◆ lockRadii()

void DrawCylinder::lockRadii ( bool doLock = true )

inline

Lock (or unlock) the radius to the start radius (i.e. synch the two)

◆ needsDepthSorting()

bool DrawCylinder::needsDepthSorting ( ) const

virtual

Do we need to do element based depth sorting?

Reimplemented from DrawableObj.

◆ recomputeParams()

void DrawCylinder::recomputeParams	(	const std::vector< Point3D > &	vecs,
		const std::vector< float > &	scalars,
		unsigned int	mode
	)

virtual

Recompute the internal parameters using the input vector information.

Reimplemented from DrawableObj.

References ASSERT, direction, DRAW_CYLINDER_BIND_DIRECTION, DRAW_CYLINDER_BIND_ORIGIN, DRAW_CYLINDER_BIND_RADIUS, origin, and radius.

◆ setColour()

void DrawCylinder::setColour	(	float	r,
		float	g,
		float	b,
		float	a
	)

Set the color of the cylinder.

References a, b, g, and r.

◆ setDirection()

void DrawCylinder::setDirection ( const Point3D & pt )

Set the orientation of cylinder.

References direction.

Referenced by IonClipFilter::setPropFromBinding().

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◆ setLength()

void DrawCylinder::setLength ( float len )

Set the length of cylinder.

References ASSERT, direction, Point3D::normalise(), and Point3D::sqrMag().

Referenced by IonClipFilter::setPropFromBinding().

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◆ setOrigin()

void DrawCylinder::setOrigin ( const Point3D & pt )

Set the location of the base of the cylinder.

References origin.

Referenced by IonClipFilter::refresh(), ProfileFilter::refresh(), and IonClipFilter::setPropFromBinding().

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◆ setRadius()

void DrawCylinder::setRadius ( float val )

Set end radius.

References radius.

Referenced by IonClipFilter::setPropFromBinding().

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◆ setSlices()

void DrawCylinder::setSlices ( unsigned int i )

Number of cuts perpendicular to axis - ie disks.

References slices.

◆ setStacks()

void DrawCylinder::setStacks ( unsigned int i )

Number of cuts along axis - ie segments.

References stacks.

Member Data Documentation

◆ a

float DrawCylinder::a

protected

Referenced by draw(), and setColour().

◆ b

float DrawCylinder::b

protected

Referenced by draw(), and setColour().

◆ direction

Point3D DrawCylinder::direction

protected

Referenced by draw(), getBoundingBox(), recomputeParams(), setDirection(), and setLength().

◆ g

float DrawCylinder::g

protected

Referenced by draw(), and setColour().

◆ length

float DrawCylinder::length

protected

Length of the cylinder.

Referenced by draw().

◆ origin

Point3D DrawCylinder::origin

protected

Origin of base and direction of cylinder.

Referenced by draw(), getBoundingBox(), recomputeParams(), and setOrigin().

◆ q

GLUquadricObj* DrawCylinder::q

protected

Pointer to quadric, required for glu. Note the caps are defined as well.

Referenced by draw(), DrawCylinder(), and ~DrawCylinder().

◆ qCap

GLUquadricObj * DrawCylinder::qCap[2]

protected

Referenced by draw(), DrawCylinder(), and ~DrawCylinder().

◆ r

float DrawCylinder::r

protected

Colours for cylinder.

Referenced by draw(), and setColour().

◆ radiiLocked

bool DrawCylinder::radiiLocked

protected

Do we lock the drawing to only use the first radius?

Referenced by draw(), and DrawCylinder().

◆ radius

float DrawCylinder::radius

protected

Cylinder start and end radii.

Referenced by draw(), getBoundingBox(), recomputeParams(), and setRadius().

◆ slices

unsigned int DrawCylinder::slices

protected

number of sectors (pie slices)

Referenced by draw(), and setSlices().

◆ stacks

unsigned int DrawCylinder::stacks

protected

number of vertical slices (should be 1 if endradius equals start radius

Referenced by draw(), and setStacks().

The documentation for this class was generated from the following files:

Public Member Functions

Protected Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ DrawCylinder()

◆ ~DrawCylinder()

Member Function Documentation

◆ draw()

◆ getBoundingBox()

◆ getDirection()

◆ getOrigin()

◆ getRadius()

◆ getType()

◆ lockRadii()

◆ needsDepthSorting()

◆ recomputeParams()

◆ setColour()

◆ setDirection()

◆ setLength()

◆ setOrigin()

◆ setRadius()

◆ setSlices()

◆ setStacks()

Member Data Documentation

◆ a

◆ b

◆ direction

◆ g

◆ length

◆ origin

◆ q

◆ qCap

◆ r

◆ radiiLocked

◆ radius

◆ slices

◆ stacks